参数资料
型号: LV5052V-TLM-E
厂商: ON Semiconductor
文件页数: 8/9页
文件大小: 0K
描述: IC REG CTRLR BUCK PWM 30SSOP
标准包装: 1,000
PWM 型: 控制器
输出数: 2
频率 - 最大: 1.1MHz
电源电压: 9.4 V ~ 16 V
降压:
升压:
回扫:
反相:
倍增器:
除法器:
Cuk:
隔离:
工作温度: -20°C ~ 85°C
封装/外壳: 30-LSSOP(0.220",5.60mm 宽)
包装: 带卷 (TR)
LV5052V
Start-up Sequence
Each signal control timing at power supply ON is as below.
VIN
VLIN5
9V typ
4.5V typ
UVLO release *
VIN=12V
VLIN5=5V
2.4V typ
TD=5V
TD
SS=1.6V
SS
0.8V
VOUT
Vout × 82%
VOUT=Vout × 100%
PGOOD
* Starts charging the TD at the trigger point of either VIN > 9V(typ) or VLIN5 > 4.5V(typ), whichever is later.
Protection Operate Sequence
(1) Latch-off release by UVLO
The signal control timing diagram for resetting the latch-off condition using UVLO is shown below.
VIN=12V
VIN
8V typ
9V typ
Restart
VLIN5=5V
VLIN5
TD
SS
TD discharge start
2.4V typ
0.8V
TD=5V
SS=1.6V
VOUT
Vout × 118%
Vout × 82%
OVP
VOUT=Vout × 100%
Vout × 82%
PGOOD
(2) Latch off release by TD
The signal control timing diagram for resetting the latch-off condition using UVLO is shown below.
VIN=12V
VIN
VLIN5=5V
VLIN5
TD
SS
TD discharge start
2.4V typ
0.8V
TD=5V
SS=1.6V
VOUT
Vout × 118%
Vout × 82%
OVP
VOUT=Vout × 100%
Vout × 82%
PGOOD
No.A1394-8/9
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